Insulating device



FIG. 1 is a top, front, left perspective view of an insulating device showing our new design in an open configuration;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a top, front, left perspective view of an insulating device showing our new design in a closed configuration;

FIG. 9 is a front view thereof;

FIG. 10 is a rear view thereof;

FIG. 11 is a right side view thereof;

FIG. 12 is a left side view thereof;

FIG. 13 is a top view thereof; and,

FIG. 14 is a bottom view thereof.

The broken lines showing the remainder of the insulating device represent unclaimed subject matter and form no part of the claimed design. 

CLAIM The ornamental design for an insulating device, as shown and described. 